original description
Ritter, W. E. (1901). The ascidians. In: Papers from Harriman Alaska expedition. <em>Proc. Washington Acad. Sci.</em> 3: 225-266. [details]
original description
(of Botrylloides magnus (Ritter, 1901)) Ritter, W. E. (1901). The ascidians. In: Papers from Harriman Alaska expedition. <em>Proc. Washington Acad. Sci.</em> 3: 225-266. [details]
additional source
van der Land, J. (ed). (2008). UNESCO-IOC Register of Marine Organisms (URMO). , available online at http://www.marinespecies.org/urmo/ [details]
From editor or global species database
Genetic nomenclature abbreviation Bomagn [details]